diff --git a/setup.py b/setup.py
index 691234b3a..fa13fff4e 100644
--- a/setup.py
+++ b/setup.py
@@ -983,7 +983,7 @@ setup(
         # Optional deps for Helion kernel development
         "helion": ["helion"],
         # Optional deps for gRPC server (vllm serve --grpc)
-        "grpc": ["smg-grpc-servicer >= 0.4.2"],
+        "grpc": ["smg-grpc-servicer[vllm] >= 0.5.0"],
         # Optional deps for OpenTelemetry tracing
         "otel": [
             "opentelemetry-sdk>=1.26.0",